diff --git a/homeassistant/components/wemo/__init__.py b/homeassistant/components/wemo/__init__.py
index 9e479991d15..df2d8ed1f31 100644
--- a/homeassistant/components/wemo/__init__.py
+++ b/homeassistant/components/wemo/__init__.py
@@ -1,6 +1,7 @@
 """Support for WeMo device discovery."""
 import logging
 
+import pywemo
 import requests
 import voluptuous as vol
 
@@ -87,7 +88,6 @@ def setup(hass, config):
 
 async def async_setup_entry(hass, entry):
     """Set up a wemo config entry."""
-    import pywemo
 
     config = hass.data[DOMAIN]
 
diff --git a/homeassistant/components/wemo/binary_sensor.py b/homeassistant/components/wemo/binary_sensor.py
index 4ef18f29021..bc300fde571 100644
--- a/homeassistant/components/wemo/binary_sensor.py
+++ b/homeassistant/components/wemo/binary_sensor.py
@@ -3,6 +3,7 @@ import asyncio
 import logging
 
 import async_timeout
+from pywemo import discovery
 import requests
 
 from homeassistant.components.binary_sensor import BinarySensorDevice
@@ -15,7 +16,6 @@ _LOGGER = logging.getLogger(__name__)
 
 def setup_platform(hass, config, add_entities, discovery_info=None):
     """Register discovered WeMo binary sensors."""
-    from pywemo import discovery
 
     if discovery_info is not None:
         location = discovery_info["ssdp_description"]
diff --git a/homeassistant/components/wemo/fan.py b/homeassistant/components/wemo/fan.py
index dde5aa1cd89..91273fa033f 100644
--- a/homeassistant/components/wemo/fan.py
+++ b/homeassistant/components/wemo/fan.py
@@ -3,11 +3,12 @@ import asyncio
 import logging
 from datetime import timedelta
 
-import requests
 import async_timeout
+from pywemo import discovery
+import requests
 import voluptuous as vol
-import homeassistant.helpers.config_validation as cv
 
+import homeassistant.helpers.config_validation as cv
 from homeassistant.components.fan import (
     DOMAIN,
     SUPPORT_SET_SPEED,
@@ -96,7 +97,6 @@ RESET_FILTER_LIFE_SCHEMA = vol.Schema({vol.Required(ATTR_ENTITY_ID): cv.entity_i
 
 def setup_platform(hass, config, add_entities, discovery_info=None):
     """Set up discovered WeMo humidifiers."""
-    from pywemo import discovery
 
     if DATA_KEY not in hass.data:
         hass.data[DATA_KEY] = {}
diff --git a/homeassistant/components/wemo/light.py b/homeassistant/components/wemo/light.py
index be6aa6f47f7..dab96eb8c94 100644
--- a/homeassistant/components/wemo/light.py
+++ b/homeassistant/components/wemo/light.py
@@ -3,8 +3,9 @@ import asyncio
 import logging
 from datetime import timedelta
 
-import requests
 import async_timeout
+from pywemo import discovery
+import requests
 
 from homeassistant import util
 from homeassistant.components.light import (
@@ -35,7 +36,6 @@ SUPPORT_WEMO = (
 
 def setup_platform(hass, config, add_entities, discovery_info=None):
     """Set up discovered WeMo switches."""
-    from pywemo import discovery
 
     if discovery_info is not None:
         location = discovery_info["ssdp_description"]
diff --git a/homeassistant/components/wemo/switch.py b/homeassistant/components/wemo/switch.py
index 1bc85506987..c1d07a06902 100644
--- a/homeassistant/components/wemo/switch.py
+++ b/homeassistant/components/wemo/switch.py
@@ -2,9 +2,10 @@
 import asyncio
 import logging
 from datetime import datetime, timedelta
-import requests
 
 import async_timeout
+from pywemo import discovery
+import requests
 
 from homeassistant.components.switch import SwitchDevice
 from homeassistant.exceptions import PlatformNotReady
@@ -32,7 +33,6 @@ WEMO_STANDBY = 8
 
 def setup_platform(hass, config, add_entities, discovery_info=None):
     """Set up discovered WeMo switches."""
-    from pywemo import discovery
 
     if discovery_info is not None:
         location = discovery_info["ssdp_description"]